{"product_id":"siemens-sentron-current-transformer-250-5a-5va","title":"Siemens Sentron Current transformer, 250:5A, 5vA","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 4NC5123-2CE21 is a SENTRON current transformer designed for accurate current measurement and monitoring in low-voltage power distribution systems. It features a primary-to-secondary current ratio of 250:5 A with a rated output of 5 VA, providing precise measurement performance for energy management, metering, and protective relay applications. Compact and reliable, it is suitable for DIN rail or panel mounting within industrial and commercial installations.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent transformer for SENTRON low-voltage systems\u003c\/li\u003e\n\u003cli\u003ePrimary-to-secondary current ratio: 250 A \/ 5 A\u003c\/li\u003e\n\u003cli\u003eRated apparent power: 5 VA\u003c\/li\u003e\n\u003cli\u003eHigh measurement accuracy for protection and metering applications\u003c\/li\u003e\n\u003cli\u003eDesigned for safe and easy installation on busbars or DIN rails\u003c\/li\u003e\n\u003cli\u003eDurable housing with reliable insulation for demanding environments\u003c\/li\u003e\n\u003cli\u003eCompact design for efficient use of space in switchboards and panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e SENTRON Current Transformers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 4NC5123-2CE21\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Current:\u003c\/strong\u003e 250 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Current:\u003c\/strong\u003e 5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Output:\u003c\/strong\u003e 5 VA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy Class:\u003c\/strong\u003e Class 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency:\u003c\/strong\u003e 50 \/ 60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e DIN rail or busbar mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Self-extinguishing thermoplastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP20 (with terminals covered)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e Approx. 0.24 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Certifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComplies with IEC 61869-2 and EN 61869-2 standards for current transformers\u003c\/li\u003e\n\u003cli\u003eManufactured according to Siemens SENTRON quality and safety requirements\u003c\/li\u003e\n\u003cli\u003eRoHS-compliant and halogen-free materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 4NC5123-2CE21 is ideal for use in low-voltage switchboards, control panels, and energy distribution systems. It is designed for accurate current measurement, load monitoring, and protective relay input in industrial, commercial, and infrastructure environments. Its compact size, reliable performance, and robust construction make it suitable for integration in modern electrical energy management systems.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775093485632,"sku":"4NC5123-2CE21","price":1377.78,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/4NC5123-2CE21_3.jpg?v=1762001260","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-sentron-current-transformer-250-5a-5va","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}